Add watermark Feature for the project

[kvhoab2111982]

Pull Request Title (short and descriptive)

Description

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Type of Change

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• Bug fix (non-breaking change that fixes an issue)
• New feature (non-breaking change that adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation update
• Refactoring (code improvements or updates without changing functionality)

Related Issue(s)

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• Closes #ISSUE_ID

Proposed Solution

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Checklist

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• My code follows the style guidelines of this project.
• I have performed a self-review of my code.
• I have commented my code, particularly in hard-to-understand areas.
• I have added necessary unit tests that verify the functionality.
• All new and existing tests pass locally.
• I have checked that no other open PRs address this issue.

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Additional Information

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[github-actions]

🌟 Thank you for your first pull request! The AI Bauchi team appreciates your contribution to our mission of advancing AI accessibility. We’re excited to review your work and collaborate. Let's make something amazing together!

[kvhoab2111982]

@Tinny-Robot can you see my pull request?